The Sony alpha A7R IV is supported by the CamRanger 2. It is NOT supported by the original CamRanger or CamRanger mini. It uses a USB C cable.
The Sony A7R IV requires an SD card in the CamRanger 2.
Modify Camera Properties
Capture in All Drive Modes
Live View Zoom
Live View Focus
Toggle Auto Focus
Focus during Movie (incremental focus adjustments only)
Focus Stacking (classic focus stacking only)
HDR / Advanced Bracketing
Delete Images from Camera
Set Auto Exposure Mode